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42300-67-4

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42300-67-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42300-67-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,3,0 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 42300-67:
(7*4)+(6*2)+(5*3)+(4*0)+(3*0)+(2*6)+(1*7)=74
74 % 10 = 4
So 42300-67-4 is a valid CAS Registry Number.

42300-67-4Relevant articles and documents

Hydrolysis rates of alkyl and aryl sulfinamides: evidence of general acid catalysis

Piggott, Andrew M.,Karuso, Peter

, p. 7452 - 7455 (2007)

Sulfinamides are important in enantioselective synthesis, as rare post-translational modifications of proteins and as isosteres of the amide bond. Little is known about the rates of hydrolysis for aliphatic sulfinamides or the mechanism of hydrolysis. In this Letter, we show that sulfinamides hydrolyse by predominantly a non-specific acid/base catalysis with phosphate buffer but by varying the buffer concentration, it was possible to determine the hydrolysis rates of a range of sulfinamides with water through non-linear least squares regression.

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